# Question: An exam produced grades with a mean score of 74 2

An exam produced grades with a mean score of 74.2 and a standard deviation of 11.5. Find the z-score for each test score x:

a. x = 54

b. x = 68

c. x = 79

d. x = 93

a. x = 54

b. x = 68

c. x = 79

d. x = 93

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